Author: Uri Blass
Date: 05:10:13 08/31/04
Go up one level in this thread
On August 31, 2004 at 07:56:08, Matthias Gemuh wrote: >On August 31, 2004 at 05:29:40, Günther Simon wrote: > >>On August 31, 2004 at 04:13:52, Jarkko Pesonen wrote: >> >>>The below was somehow stange. >>>Is this draw by 50 moves as Arena is saying or >>>does crafty 19.16 has bug with counting and letting the mate happen >>>in the last moment. >> >>A lot of programs have that bug. Some authors say it does happen >>such rarely that there is no need to fix it... >> >>Günther > > > >Only the few engines that generate only legal move lists can fix this >at an acceptable cost. > >/Matthias I do not think that you are right. Even engine without legal move generator can have a function to detect mate and if fifty=100 they can check if the position is checkmate before returning 0. Even if the function to check for checkmate is expensive it still called very rarely in games. Uri
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